Science Carl Sagan: How the circumference of the Earth was calculated using only sticks, eyes, feet, and brains Ruben Bolling
History Ancient Egyptian tablet is an "attendance sheet" listing excuses for missing work Ruben Bolling
History Exclusive interview with Matt LaCroix and Kaedrich Olsen about Gaia's Ancient Civilizations fourth season Devin Nealy
ancient history Egyptian mummy believed to be male priest turns out to be a pregnant female Thom Dunn
art Getty Museum posts nearly 88,000 scans of artwork with Creative Commons Zero license Rob Beschizza